A vertical cylindrical tank has a constant cross-sectional area of

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Fluids · Fluids

Problem

0.50\,\text{m}^2

. A small orifice of area

1.0\,\text{cm}^2

is made at its base. When the depth of water above the orifice is

1.6\,\text{m}

, what is the speed (magnitude) at which the water level is falling? (a)

2.2\,\text{mm}\,\text{s}^{-1}

(b)

0.67\,\text{mm}\,\text{s}^{-1}

(c)

1.1\,\text{mm}\,\text{s}^{-1}

(d)

6.3\,\text{mm}\,\text{s}^{-1}